Fastener Companies | Fastener Distributor & Suppliers | Threaded Fasteners | B&F Fastener Supply We are your wholesale fastener and industrial supply distributor, serving the upper midwest since 1986. standard supplies include cutting tools, chain and cable, electronic hardware, bolts, metric, nu We are your wholesale fastener and industrial supply distributor, serving the upper midwest since 1986. standard supplies include cutting tools, chain and cable, electronic hardware, bolts, metric, nuts, screws, washers, safety products, anchoring devices and more.